Given vector Ā=2+3, the angle between A and y-axis is
(CPMT 1993
(a) tan-13/2
(b) tan-'2/3
(c) sin-2/3
(d) cos 2/3
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Given vector Ā=2+3, the angle between A and y-axis is
(CPMT 1993
(a) tan-13/2
(b) tan-'2/3
(c) sin-2/3
(d) cos 2/3
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